L. S. Carneiro and W. R. P. Cerqueira, “Information about sea urchin Echinometra lucunter (Linnaeus, 1758) (Echinodermata: Echinoidea) from Salvador coast and adjacencies”, Sitientibus sér. Ci. Biol., vol. 8, no. 2, pp. 168–171, Sep. 2008.